Question

The table below shows the values of y for different values of x: x 5 7 9 10 11 12 13 y 3 0 −1 −6 3 8 −4 The correlation coefficient for the data is 0.0715. Which statement is true about the data in the table?

A.  There is a strong positive relationship between x and y.  
B.  There is almost no relationship between x and y.

 
C.  There is a strong negative relationship between x and y.  
D.  There is a weak negative relationship between x and y.

Answer 1

Correlation coeffs range from -1 to +1.  Ours here is just barely positive:  0.0715, which indicates a weak positive correlation between x and y.

Answer 2

Answer: The answer is b. There is almost no relationship between x and y.

Explanation:

Took the test